Re: [Bug #15124] PCI host bridge windows ignored (works with pci=use_crs)

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On Thursday 28 January 2010 11:20:04 am Yinghai Lu wrote:
> On 01/28/2010 08:09 AM, Bjorn Helgaas wrote:
> > On Wednesday 27 January 2010 10:53:51 pm Yinghai Lu wrote:
> >> On 01/27/2010 08:26 PM, Bjorn Helgaas wrote:
> >>> On Wed, 2010-01-27 at 15:34 -0800, Yinghai Lu wrote:
> > 
> >>>> 2. how about when apci is disabled?
> >>>
> >>> When ACPI is disabled, I think we just have to accept that we lose some
> >>> functionality.  I don't see the need for alternate ways to accomplish
> >>> everything that ACPI does.  It's becoming less and less useful to
> >>> disable ACPI; I think it's only interesting as a debugging tool, and
> >>> even then it's a sledgehammer.
> >>
> >> some systems when acpi is enabled could have interrupt storm. 
> >> and have to disable acpi.
> > 
> > We should fix that problem rather than just covering it up by
> > disabling ACPI.  Can you provide any details?
> that is not covering problem. acpi just cause too many problems.
> 
> systems using acpi hotplug support, and use acpi aml code to monitor the hotplug status instead of HW
> and after one or two days will have interrupt storm with sci/acpi interrupt aka 9.

If you just want to whine about problems without helping us figure
them out and fix them, I think there's another mailing list for that.

I really don't have time to deal with unsubstantiated rumor-mongering
like this.

Bjorn
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